Whoops - I confused two Hacker News items with similar headlines. I meant to reply to this one: http://news.ycombinator.com/item?id=2537772 http://news.ycombin

Whoops - I confused two Hacker News items with similar headlines. I meant to reply to this one: http://news.ycombinator.com/item?id=2537772 http://news.ycombinator.com/item?id=2537772